CN102905580B - Horizontal lying-type chaise longue linkage - Google Patents
Horizontal lying-type chaise longue linkage Download PDFInfo
- Publication number
- CN102905580B CN102905580B CN201180025377.7A CN201180025377A CN102905580B CN 102905580 B CN102905580 B CN 102905580B CN 201180025377 A CN201180025377 A CN 201180025377A CN 102905580 B CN102905580 B CN 102905580B
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- China
- Prior art keywords
- linkage
- connecting rod
- seat portion
- linking member
- lifting linking
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C1/00—Chairs adapted for special purposes
- A47C1/02—Reclining or easy chairs
- A47C1/031—Reclining or easy chairs having coupled concurrently adjustable supporting parts
- A47C1/034—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts including a leg-rest or foot-rest
- A47C1/0342—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts including a leg-rest or foot-rest in combination with movable backrest-seat unit or back-rest
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C1/00—Chairs adapted for special purposes
- A47C1/02—Reclining or easy chairs
- A47C1/031—Reclining or easy chairs having coupled concurrently adjustable supporting parts
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C1/00—Chairs adapted for special purposes
- A47C1/02—Reclining or easy chairs
- A47C1/031—Reclining or easy chairs having coupled concurrently adjustable supporting parts
- A47C1/034—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts including a leg-rest or foot-rest
- A47C1/035—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts including a leg-rest or foot-rest in combination with movably coupled seat and back-rest, i.e. the seat and back-rest being movably coupled in such a way that the extension mechanism of the foot-rest is actuated at least by the relative movements of seat and backrest
- A47C1/0355—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts including a leg-rest or foot-rest in combination with movably coupled seat and back-rest, i.e. the seat and back-rest being movably coupled in such a way that the extension mechanism of the foot-rest is actuated at least by the relative movements of seat and backrest actuated by linkages, e.g. lazy-tongs mechanisms
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C3/00—Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats
- A47C3/02—Rocking chairs
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C3/00—Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats
- A47C3/02—Rocking chairs
- A47C3/025—Rocking chairs with seat, or seat and back-rest unit elastically or pivotally mounted in a rigid base frame
- A47C3/027—Rocking chairs with seat, or seat and back-rest unit elastically or pivotally mounted in a rigid base frame with curved rocking members between seat and base frame
Abstract
The present invention relates to a kind of linkage that smooth backward position is provided。This linkage includes the lifting linking member that lies low being pivotally coupled to seat portion bearing connecting rod。Back support connecting rod is connected to lifting linking member to provide other range of movement through Long Circle aperture。This lifting linking member includes the flange extended laterally, and the periphery of this flange is used as the cam surface of cam pin, and when rocker-recliner is positioned at stand up position, described cam pin hinders the layback of back support connecting rod。When swinging back completely, pedal, seat portion part and back part are arranged in roughly equal plane by this linkage, to provide smooth seating surface。
Description
Background technology
Chaise longue and rocker-recliner formula chair are usually well-known in furniture industry。Term chaise longue and rocker-recliner are used for describing the article of furniture included with or without the rec liner mechanisms rocking feature in this specification all the time。Rock it is said that in general, rocker-recliner allows for user and swing back and be equipped with the chair of exsertile pedal。Rocker-recliner usually adopts the form of luxurious chair, but, they can also adopt the forms such as super large seat, extended seat (aseat-and-a-half), lovers' seat, sofa, composite furniture。
Rocking chair mechanism is usually well-known in furniture industry。Rocking chair mechanism is generally of the base including a pair siding track with a pair traverse rod interconnection。Rocking chair mechanism also includes rocking chair cam pack and spring assembly。Rocking chair cam pack is connected to the end face of slide rail。Rocking chair cam is generally made up of timber, plastics or metal and has the curved cam surface of upper surface with siding track。Curved cam surface allows the jigging motion of chair。Spring holding device is connected to traverse rod, is provided with one group of spring between them。Spring stops the jigging motion of chair and chair is biased into neutral resting position。
The link gear being connected to base and/or rocking chair mechanism is used to realize layback motion in rocker-recliner formula chair。The link gear being arranged in prior art rocker-recliner formula chair includes multiple interconnected linkages, and these connecting rods provide the mechanism of the movement of one or more chair for making pedal stretch out, making chair layback and obstruction be on specific orientation。Generally, rocker-recliner as known in the art provides three below position: pedal is retracted into the upright seated position below chair；Television-viewing or TV position, wherein back when pedal stretches out somewhat layback but still generally upstanding position is provided；And " completely " backward position, wherein back stretches out than the amount that further layback is other in TV position but still and pedal generally ramped relative to the seat portion of chair。
This prior art recliner mechanism despite with, but there is many shortcomings。One of shortcoming includes cannot providing completely flat seating surface when being positioned at complete backward position。The design of many prior aries only realizes about 30 ° of angles (relative to horizontal direction) of the back part of chaise longue。Additionally, the height that this design only extend out to the seat portion part substantially exceeding chaise longue by pedal realizes。These designs generally also tilt when the seat portion part of chaise longue moves to its complete backward position and reduce the seat portion part of chaise longue。Therefore, user is placed in generally V-shaped backward position, and their foot and head are positioned at the At The Height above their buttocks。Therefore, the seated position that the user of prior art rocker-recliner is confined to part is upright is lain on the back。These user cannot be lain on the back with lying fashion and cannot cosily be lain on one's side at common sleeping position or lie on the back。
Summary of the invention
Embodiments of the invention are limited by claims below rather than are limited by this summary of the invention。The high level overview of various aspects of the invention is provided based on following reason: the general introduction of disclosure is provided, and introduces the selection of the concept further described in following detailed description below part at this。This summary of the invention is not intended to the key feature or principal character of determining claimed theme, is also not intended to the scope for assisting in claimed theme individually。
In one embodiment of the invention, a kind of linkage for using in back-tilting type furniture is described。This linkage includes the seat portion supporting linkage supporting the seat portion part of the article of furniture of such as rocker-recliner。This seat portion supporting linkage is connected to backrest support link and also can be connected to stop linkage and soft stool linkage。Seat portion supporting linkage includes the lifting linking member that lies low being pivotally coupled to seat portion bearing connecting rod。The lifting linking member that lies low also is connected to pivot links at rotatable front end and is rotationally coupled to back support connecting rod in rear end。The lifting linking member that lies low includes the flange extended laterally, and this flange is with the general toroidal periphery highlighted from the sidepiece of the lifting linking member that lies low near front end。
When rocker-recliner is positioned at stand up position, the flange extended laterally of lifting linking member of lying low interacts with the main cam pin (campin) being connected on connecting rod, stretches out the layback with backrest linkage device with what stop soft stool linkage (if adopting this linkage)。When activateding from stand up position, cam pin, along the periphery translation of the flange extended laterally of the lifting linking member that lies low, stretches out the layback with backrest linkage device with what realize soft stool linkage。The lifting linking member that lies low also rotates around pivotal point with seat portion bearing connecting rod, so that its front end moves down and make its rear end to move up。The configuration of lifting linking member of lying low provides the range of movement of increase to backrest linkage device, so that backrest is swung back and makes seat portion part rise enough distances to provide completely or almost completely smooth seating surface。It addition, in adopting the embodiment of soft stool linkage and pedal, when being positioned at completely or almost completely smooth seated position, backrest and seat portion part are arranged at equal or almost equal At The Height relative to the pedal stretched out。
Accompanying drawing explanation
Below with reference to the accompanying drawings the illustrative embodiment of the present invention be described in detail, and in the accompanying drawings:
Fig. 1 is the axonometric chart of the exemplary rocker-recliner formula chair being positioned at stand up position according to an embodiment of the invention；
Fig. 2 is the left side elevation view of the layout recliner mechanism that lies low being positioned at stand up position according to an embodiment of the invention；
Fig. 3 is the left side elevation view of the layout recliner mechanism that lies low being positioned at backward position according to an embodiment of the invention；And
Fig. 4 is the left side elevation view of the layout recliner mechanism that lies low being positioned at bed flat position according to an embodiment of the invention。
Detailed description of the invention
The theme of embodiments of the invention is described specially to meet legal requirements at this。But this description itself is not intended to the restriction scope of the claims that is bound to。On the contrary, it is desirable to the theme of protection can adopt alternate manner to implement in combination with other prior art or WeiLai Technology and include different step, component or combination。Term should not be construed as to imply that any certain order in the middle of various steps herein or between step, unless clearly illustrated except order and this situation of independent step。
In one embodiment of the invention, a kind of linkage for using in back-tilting type furniture is described。This linkage includes seat portion supporting linkage, soft stool linkage and backrest linkage device。Seat portion supporting linkage includes seat portion bearing connecting rod, has the connection connecting rod of the cam pin of adjacent front end layout and smooth lifting linking member, and this smooth lifting linking member is rotationally coupled to seat portion bearing connecting rod at the pivotal point between first end and the second end of smooth lifting linking member。First end of smooth lifting linking member includes the flange extended laterally, and this flange provides the cam face for engaging cam pin, and the second end includes the elongated aperture for being connected to back support connecting rod。Soft stool linkage is pivotally coupled on seat portion bearing connecting rod。Backrest linkage device includes the back support connecting rod being connected to the second end of smooth lifting linking member。Linkage is arranged in the article of furniture with seat portion part and back part, and described seat portion part is supported by seat portion bearing connecting rod at least in part, and described back part is at least in part by back support link supporting。The pivotal point of lifting linking member of lying low be located to lie low being rotated down of the first end of lifting linking member causes the back support connecting rod back rotation of backrest linkage device to be measured fully, with the almost smooth seating surface that generation is formed by seat portion part and the back part of article of furniture。
In another embodiment, describing a kind of three position back-tilting type chairs, this chair can be configured to smooth backward position via the linkage being arranged therein。This linkage includes seat portion supporting linkage, this seat portion supporting linkage includes seat portion bearing connecting rod, has the connection connecting rod of the cam pin of adjacent front end layout and the lifting linking member that lies low, this lifting linking member that lies low is rotationally coupled to seat portion bearing connecting rod at the pivotal point between first end and the second end of smooth lifting linking member, and the first end includes providing the flange extended laterally of the cam face for engaging cam pin and the second end to include the elongated aperture for being connected to back support connecting rod。This linkage also includes the soft stool linkage being pivotally coupled to seat portion supporting linkage, and when chair moves from stand up position, this soft stool linkage makes pedal stretch out from the front portion of chair。The second end of smooth lifting linking member it is connected to including the backrest linkage device of back support connecting rod。This chair also includes at least partly by the seat portion part of seat portion bearing connecting rod supporting with at least partly by the back part of back support link supporting。The pivotal point of lifting linking member of lying low be located to lie low being rotated down of the first end of lifting linking member causes the back support connecting rod back rotation of backrest linkage device to measure fully to be arranged in by chair in the smooth backward position with the almost smooth seating surface formed by seat portion part, back part and the pedal that stretches out。
In another embodiment, describing a kind of rocker-recliner formula chair, this chair can be configured to smooth backward position via the linkage being arranged therein。This linkage includes seat portion supporting linkage, this seat portion supporting linkage includes seat portion bearing connecting rod and the lifting linking member that lies low, and this smooth lifting linking member is rotationally coupled to seat portion bearing connecting rod at the pivotal point between first end and the second end of smooth lifting linking member。First end includes the flange that extends laterally and the second end includes the elongated aperture for being connected to back support connecting rod。Backrest linkage device that this linkage also includes having the back lifting connecting rod of the second end being connected to the lifting linking member that lies low and pivot downwards the stop linkage of jigging motion to hinder chair when chair is not in stand up position from backrest linkage device。This chair also include at least in part by the seat portion part of seat portion bearing connecting rod supporting and at least in part by least part of by the back part of back support link supporting。The pivotal point of lifting linking member of lying low is located to lie low being rotated down the back support connecting rod back rotation making backrest linkage device and cause at least some of of seat portion bearing connecting rod to rise amount fully of the first end of lifting linking member, thus being arranged in by chair in the smooth backward position with the almost smooth seating surface formed by seat portion part and back part。
Referring to accompanying drawing and referring first to Fig. 1, it is shown that the rocker-recliner 10 being positioned at stand up position according to an embodiment of the invention。Rocker-recliner 10 broadly include seat portion part 12, back part 14, pair of side plates 16,18, pedal 20 and base 22。Literary composition illustrates embodiments of the invention about rocker-recliner 10, but, these embodiments are not intended to and embodiments of the invention are limited to only rocker-recliner。Embodiments of the invention may be used in various article of furniture described above and as this should be understood by those skilled in the art。
Fig. 2-4 has illustrated mechanism 100。Mechanism 100 is arranged in rocker-recliner 10 and moves to provide it to rock and swing back。In order to clear, not shown seat portion part 12 in Fig. 2-4, back part 14, side plate 16,18, pedal 20 and base 22, but it will be appreciated by those skilled in the art that these components are assemblied in mechanism 100 to provide rocker-recliner formula chair 10。
In one embodiment, mechanism 100 broadly includes seat portion supporting linkage 102, soft stool linkage 104, backrest linkage device 106 and stops linkage 108。Mechanism 100 also includes in base 22(Fig. 2-4 not shown) and the swaying mechanism (not shown) being connected to seat portion supporting linkage 102 can be included。Except other components various, this swaying mechanism especially can include allowing rocker-recliner 10 to rock and provide for stop the bias rocked and make rocker-recliner 10 return to uprightly, one or more springs of neutral position, spring retaining member and beam part。
Describe mechanism 100 at this about the left side elevation view shown in Fig. 2-4, wherein figure 2 show the mechanism 100, Fig. 3 being positioned at stand up position and illustrate layback or TV position, and Fig. 4 illustrates smooth backward position。Should be understood that the right side of rocker-recliner 10 includes being arranged in the right side of rocker-recliner 10 and is connected to being similarly formed or the mechanism 100 of mirror image of left side mechanism 100 by one or more beam parts or other similar components。Additionally, as in Figure 2-4, in the forward and backward region of this reference mechanisms 100 and rocking chair-rocking chair 10。Term " front " is used for the front side to rocker-recliner (such as, pedal will stretch out and be shown as the side in left side of Fig. 2-4) carry out with reference to and term " afterwards " be used for the rear side (such as, including the side of back part 14 right side being shown as Fig. 2-4) of rocker-recliner 10 is carried out reference。
The component of mechanism 100 is described with continued reference to Fig. 2-4。The component of mechanism 100 includes generally flat connecting rod, bracket etc. and the pin being linked together by various connecting rods and the spring being used for assisting the movement of mechanism 100。Connecting rod generally includes die-cut, punching press, processing or is otherwise shaped to the steel plate section of desired configuration, but, connecting rod can be made up of any desired material and can adopt any desired manufacture method in their production。Additionally, connecting rod is usually flat, but can have one or more bending sections formed in which to provide various feature in one or more other planes。
For the one or more pins being linked together in connecting rod can be included obtainable any type of pin in this area, for instance and it is not limited to rivet, bolt, lug etc.。It addition, the aperture that pin and pin are arranged therein may also comprise one or more antifriction component, for instance and it is not limited to nylon spacer, sleeve pipe, bearing etc., or pin can only be lubricated by one or more fat, oil or other lubricants。
Although it shall yet further be noted that and be shown as overlapping each other by the component of mechanism 100 in Fig. 2-4, but this being not intended to limit the configuration of the component that can use in an embodiment of the present invention。Should be understood that component can be adopted and assemble the scope without deviating from invention disclosed herein in various manners。
Seat portion supporting linkage 102 includes seat portion bearing connecting rod 110, the lifting linking member 112 that lies low, crank connecting link 114, main connection connecting rod 116, soft stool connect connecting rod 118, pivot links 120, base connecting rod 122 and rocking chair cam 124。The seat portion part 12 that seat portion supporting linkage 102 is rocker-recliner 10 provides supporting and is operatively coupled together by various linkage 104-108。Mechanism 100 is also connected to for any swaying mechanism (not shown) in rocker-recliner 10 and is used for being bearing in rocker-recliner 10 ground base 22 by seat portion supporting linkage 102。
Seat portion bearing connecting rod 110 can include generally flat element or can extend across the width of rocker-recliner 10 and be connected to mechanism 100 with the opposition side at rocker-recliner 10 and the seat portion part 12 for rocker-recliner 10 provides supporting platform。Seat portion bearing connecting rod 110 almost with complete distance extend to from the front end of rocker-recliner 10 its rear end and be connected to soft stool linkage 104, the lifting linking member 112 that lies low, backrest linkage device 106 and stop linkage 108。Seat portion bearing connecting rod 110 includes section 130 after front linearity section 126, arc lower central section 128 and the linearity substantially aligned with front linearity section 126。
The lifting linking member 112 that lies low is pivotally coupled to seat portion bearing connecting rod 110 at pivotal point 132。In one embodiment, the lie low position of the pivotal point 132 between lifting linking member 112 and seat portion bearing connecting rod 110 is moved from pivotal point 134 to pivotal point 132 and is provided the other range of movement for making backrest linkage device 106 swing back further for the lifting linking member 112 that lies low。The lifting linking member 112 that lies low also includes the Long Circle aperture 136 being positioned at rear end and the flange 138 extended laterally being positioned at its front end。Long Circle aperture 136 provides the junction point for being connected with backrest linkage device 106。The flange 138 extended laterally extends from the lifting linking member 112 that lies low and extends in the plane of lifting linking member 112 that lies low。In one embodiment, flange 138 has generally arcuate periphery and forms semicircular flanges, this semicircular flanges extends certain distance in the front end of connecting rod 112 or near it from the edge of the lifting linking member 112 that lies low along the length of connecting rod 112, and the periphery of flange 138 crosses with the body of approximate right angle with the lifting linking member 112 that lies low herein。The lifting linking member 112 that lies low also includes the pivotal point 140 for being connected to pivot links 120 in its front end。
Crank connecting link 114 is rotationally coupled to be located therein the seat portion bearing connecting rod 110 of the apex of centre curved section 128 and be rotationally coupled to soft stool at the second end connecting connecting rod 118 at the first end。Crank connecting link 114 also connection part place between crank connecting link 114 and bearing connecting rod 110 is connected to actuator mechanism (not shown)。In one embodiment, crank connecting link 114 is rigidly coupled to actuator mechanism。Actuator mechanism be any for allowing user to make crank connecting link 114 pivot around its connection part with seat portion bearing connecting rod 110 so that the mechanism of actuating mechanism 100。Except other actuator mechanisms as known in the art, actuator mechanism especially can be included from the prominent lever manually activated of the side plate 16,18 of rocker-recliner 10 or handle (not shown), motorized mechanism or the cable actuating mechanism that activated by user press push button or pull lever。
Main connection connecting rod 116 be wherein near there is the elongated member in slight curvature portion。Main connection connecting rod 116 is connected to backrest linkage device 106 and is connected to soft stool linkage 104 in front end in rear end。Main connection connecting rod 116 also includes the cam pin 142 that its front end contiguous is arranged。Cam pin 142 vertically extends sufficient distance from the surface of main connection connecting rod 116, to interact with the cam face formed by the periphery of the flange 138 extended laterally of smooth lifting linking member 112。
It is be pivotally coupled to crank connecting link 114 in rear end and be pivotally coupled to the general curved parts of soft stool linkage 104 in front end that soft stool connects connecting rod 118。Pivot links 120 provides being pivotally connected between lifting linking member 112 and base connecting rod 122 that lie low。Base connecting rod 122 is usually by being connected to the pivot links 120 of front end and being connected to 106 landing portion supporting linkages 102 of backrest connecting rod and the mechanism 100 of rear end。Base connecting rod 122 is also arranged on rocking chair cam 124 along its length。It is not shown that mechanism 100 is bearing in base 22(by rocking chair cam 124) to go up and include the lower surface with arc form, rocker-recliner 10 can rock on described lower surface。
Soft stool linkage 104 is arranged near the front end of seat portion supporting linkage 102 and provides the retraction of soft stool 20 and stretch out。In one embodiment, rocker-recliner configuration is provided without soft stool linkage 104 and exsertile pedal。Soft stool linkage 104 includes soft stool and drives connecting rod 146, soft stool pivot links 148, first soft stool bearing connecting rod the 150, second soft stool bearing connecting rod 152, middle soft stool frame support bracket 154 and pedal bracket 156。
Soft stool drives connecting rod 146 to be connected near the front end of seat portion bearing connecting rod 110 at pivotal point 158 place at its first end。Main connection connecting rod 116 is pivotally connected to soft stool at the pivotal point 160 spaced apart with pivotal point 158 and drives connecting rod 146。Soft stool drives connecting rod 146 to be also connected to soft stool connection connecting rod 118 at the pivotal point 162 further spaced apart with pivotal point 158。At distally the second end, soft stool drives connecting rod 146 to be pivotally connected to the first soft stool bearing connecting rod 150。
Soft stool pivot links 148 is pivotally coupled to the front end of seat portion bearing connecting rod 110 at its first end and is connected to the first soft stool bearing connecting rod 150 and second soft both stool bearing connecting rods 152 at its second end。First and second soft stool bearing connecting rods are rotatably connected to soft stool as mentioned above and drive connecting rod 146 and soft stool pivot links 148 and be distally connected to pedal bracket 156 at them。Middle soft stool frame support bracket 154 is also rotatably coupled to the first soft stool bearing connecting rod 150 and second soft both stool bearing connecting rods 152 and is located along their position being substantially centered of length。
Backrest linkage device 106 is disposed generally near the rear portion of seat portion bearing connecting rod 102。Backrest linkage device 106 includes the back support connecting rod 164 with generally V-shaped configuration。Back support connecting rod 164 is connected to, via aperture 136, the lifting linking member 112 that lies low at the far-end of the lower leg 166 of connecting rod 164。It is additionally provided with pivot section 167 near the midpoint of the lower leg 166 between back support connecting rod 164 and seat portion bearing connecting rod 110。The upper leg 168 of connecting rod 164 provides the aperture 170 of one or more back part 14 for being attached to rocker-recliner 10。By means of the connection with tail-bracket 172, the apex at back support connecting rod 164 is provided with other pivotal point。
Tail-bracket 172 is the parts that each in its three summits has the general triangular of rotatable connecting portion, and three summits are: is connected to the first summit of back support connecting rod 164, is connected to the second summit of main connection connecting rod 116 and is connected to the 3rd summit of base connecting rod 122。
Stopping that linkage 108 provides retractible stop arm 174, when rocker-recliner 10 moves from stand up position to backward position, stop arm 174 is extended to hinder rocker-recliner 10 to rock while being positioned at backward position。This suppression is rocked for avoiding rocker-recliner 10 to tumble when being positioned at backward position being advantageous for or desirably。Owing to the position of centre of gravity of rocker-recliner 10 and/or its occupant changes when being positioned at backward position, rocker-recliner 10 is tumbled and unstable probability increases。In one embodiment, it is provided without stopping linkage 108 in rocker-recliner 10。
Stop that linkage 108 includes stop arm 174 and stops connecting rod 176。Bracket 178 that stop arm 174 is rotationally coupled to be arranged on base connecting rod 122 at the first end is also connected to stop connecting rod 176 in the position being inwardly spaced slightly apart along the length of stop arm 174。The second end in stop arm 174 be provided with roller 176 or buffer with provide place with base 22 or rocker-recliner 10 ground contact surface。Stop that connecting rod 176 is connected to seat portion bearing connecting rod 110 in end opposite in the position of the center arcuate section 130 along seat portion bearing connecting rod 110。
The operation of mechanism 100 is described with continued reference to Fig. 2-4。First, from the stand up position shown in Fig. 2, mechanism 100 is fully retracted。Back part 14 is arranged in generally upstanding position and pedal 20 is retracted into the front portion of rocker-recliner 10。It addition, back part 14 is locked in stand up position by the interaction of cam pin 142 and the cam face 144 of the lifting linking member that lies low。In one embodiment, the flange 138 extended laterally insertion point in the body lying low lifting linking member 112 is formed or is used as groove or breach, and cam pin 142 is received within wherein to assist the movement of locking mechanism 100 further when being positioned at stand up position。Such as, when such as being urged rearward on back part 22 in Fig. 2 by exerting a force to back part 22 or back support connecting rod 164 shown in arrow 182 by occupant, back support connecting rod 164 is forced to rotate with the junction point 167 of seat portion bearing connecting rod 110 around it。This lifting linking member 112 that would be required to lie low in rotary moving a little 132 rotates along with seat portion bearing connecting rod 110 pivots about, but, the lifting linking member 112 that lies low is forbidden carrying out such rotation by cam pin 142。May also comprise other pin 184 to forbid that back support connecting rod 164 carries out similar movement in the way of forward。In one embodiment, pedal 20 is locked in its retracted position also by the interaction of cam pin 142 and cam face 144。
It shall yet further be noted that stop arm 174 is also drawn in below base connecting rod 122 at retracted position。Therefore, rocker-recliner 10 freely rocks on rocking chair cam 124。
In order to make rocker-recliner 10 move to the layback shown in Fig. 3 from stand up position or TV position, user or occupant activate actuator mechanism。Such as, occupant can pull the lever extended from the side plate 16,18 of rocker-recliner 10, the button in pressure side plate 16,18, or pulls the lever being arranged in side plate 16,18 of the cable handled in rocker-recliner 10。Actuator mechanism makes the position that crank connecting link 114 stretches out generally rearward from the connecting portion from itself and seat portion bearing connecting rod 110 rotate to the position stretched out generally forwards from described connecting portion。Except the link position available except other and configuration, the rotation of crank connecting link 114 especially can be assisted by the one or more springs 186 being connected to crank connecting link 114 and seat portion bearing connecting rod 110。
The rotation process of crank connecting link 114 becomes to handle described mechanism 100 makes pedal 20 and stop arm 174 stretch out (when have employed these components in rocker-recliner 10)。The rotation of crank connecting link 114 makes soft stool connection connecting rod 118 move forward and so that soft stool drives connecting rod 146 to pivot about a little 158 rotation in company with seat portion bearing connecting rod 110。Soft stool drives the rotation of connecting rod 146 to make soft stool linkage 104 forward extend out from rocker-recliner 10 and dilatory main connection connecting rod 116 camber line forward。By dilatory main connection connecting rod 116 forward, cam pin 142 moves along cam face 144 towards the front end of smooth lifting linking member 112, thus discharging back support connecting rod 164 so as to swing back。
It addition, combine with the dilatory main connecting rod 116 that is connected forward, seat portion bearing connecting rod 110 and mechanism 100 are substantially slightly downwards and rearward displacement。This motion causes tail-bracket 172 to rotate with the connecting portion of back support connecting rod 164 around it。This rotation thus makes the junction point between tail-bracket 172 and stop arm 174 upwardly and forwardly move, thus causing stop arm 174 rotate around itself and the connecting portion stopping connecting rod 176 and make roller 180 downwardly and rearwardly move to extended position。
In one embodiment, mechanism 100 is assisted by spring 186 from stand up position to the movement of layback/TV position。In another embodiment, on seat portion bearing connecting rod 110, apply downward power by the weight of occupant and carry out assist mobile。
Stretch out in the layback shown in Fig. 3 or TV position, pedal 20 and stop arm 174。It addition, seat portion bearing connecting rod 110 and seat portion part 12 can be slightly tilted or ratio more tilts in the stand up position of Fig. 2。The inclination angle that back part 14 is roughly the same with the inclination angle provided in stand up position with 164 one-tenth of back support connecting rod。More swing back in the stand up position of Fig. 2 at an embodiment, back part 14 and back support connecting rod 164 ratio in layback/TV position。Such as, in one embodiment, the upper leg 168 of back support connecting rod 164 positions with about 58 ° of angles relative to horizontal direction with location, about 65 ° of angles and when being positioned at layback/TV position relative to horizontal direction when being positioned at stand up position。It should be noted that the actual angle of back part 14 may differ from the angle of the orientation being fixed together based on two components of back support connecting rod 164。
From the layback of Fig. 3/TV position, rocker-recliner 10 is by moving to the backward position that lies low of Fig. 4 by exerting a force on back part 14 shown in arrow 188 in occupant such as Fig. 3。Power 188 makes back support connecting rod 164 rotate with the junction point 167 of seat portion bearing connecting rod 110 around it。This rotation lifting linking member 112 that also makes to lie low pivots around its pivotal point 132 with seat portion bearing connecting rod 110 and rises the rear end of lifting linking member 112 of lying low。Back support connecting rod 164 is connected to the lifting linking member 112 that lies low and provides the other range of movement of back support connecting rod 164 and consequently allow for back support connecting rod back rotation and measure fully with the smooth or almost smooth seating surface that formed by seat portion part 12, back part 14 and pedal 20 of offer via aperture 136。In one embodiment, back support connecting rod 164 rotates the angle of about 22 ° or less relative to horizontal direction。
The back rotation of back support connecting rod 164 is additionally operable to rise the rear end of seat portion bearing connecting rod 110。This also contributes to produce completely flat seating surface。In one embodiment, the other rotating distance of back support connecting rod 164 and the rise of seat portion bearing connecting rod 110 provide the angle of about 158 ° or bigger between the upper leg 168 of back support connecting rod 164 and the end face of seat portion bearing connecting rod 110。Therefore, when be assemblied in have in the rocker-recliner 10 of seat portion the part 12 and back part 14 being separately fixed on seat portion bearing connecting rod 110 and back support connecting rod 164 time, the end face of seat portion part 12 and back part 14 is formed close to 180 ° of angles or is positioned at substantially single plane。Therefore, completely or almost completely smooth seating surface is provided by the end face of seat portion part 12 and back part 14。Additionally, in one embodiment, pedal 20 reaches the plane identical or almost identical with the end face of seat portion part 12 and back part 14 when being positioned at and lying low backward position, to extend the completely flat of rocker-recliner 10 or almost completely flat seating surface further。
In one embodiment, except other configurations, particularly by being connected to one or more springs 190 of back support connecting rod 110 and main connection connecting rod 116 to assist rocker-recliner 10 from layback/TV position to the movement of the backward position that lies low。
In another embodiment, by making the above-mentioned reversing of motion provide described mechanism to the return of layback/TV position and stand up position。It addition, can move to back part 14 return that starts to layback/TV position of power rearwardly and downwardly that therefore applies to back support connecting rod 164 by applying downward power and/or reduce to seat portion bearing connecting rod 110。Downward power can be applied to pedal 20 so that pedal 20 is retracted in rocker-recliner 10 and crank connecting link 114 is reset to its home position starts rocker-recliner from layback/TV position to the return of stand up position by then power backward。In another embodiment, one or more driving mechanism such as motor is adopted to apply to make rocker-recliner mobile required power between each position。
Many different layouts of shown various components and unshowned component are the possible scopes without deviating from following claims。The embodiment of the technology of the present invention has been described based on the purpose illustrated and noted limit。After this disclosure of reading and due to this reading, alternative embodiment will become clear from for the reader of this disclosure。The alternative the implementing foregoing teachings scope without deviating from following claims can be realized。Some feature and sub-portfolio have practicality and can adopt and be expected when without reference to further feature and sub-portfolio and come within the scope of the following claims。
Claims (20)
1. a linkage, it is in back-tilting type furniture, described linkage includes: seat portion supporting linkage, described seat portion supporting linkage includes seat portion bearing connecting rod, there is the connection connecting rod of the cam pin that adjacent front end is arranged and the lifting linking member that lies low, the described lifting linking member that lies low is rotationally coupled to described seat portion bearing connecting rod at the pivotal point between first end and the second end of the described lifting linking member that lies low, described first end includes the flange extended laterally, described flange provides the cam face for engaging described cam pin, described second end includes the elongated aperture for being connected to back support connecting rod；It is pivotally coupled to the soft stool linkage of described seat portion supporting linkage；And backrest linkage device, described backrest linkage device lies low the back support connecting rod of the second end of lifting linking member described in including being connected to, wherein, described linkage is arranged in article of furniture, described article of furniture has at least in part by the seat portion part of described seat portion bearing connecting rod supporting with at least in part by the back part of described back support link supporting, and, the described pivotal point of the described lifting linking member that lies low be located so that described in lie low being rotated down of described first end of lifting linking member cause the described back support connecting rod back rotation of described backrest linkage device to be measured fully, with the almost smooth seating surface that generation is formed by described seat portion part and the described back part of described article of furniture。
2. linkage according to claim 1, wherein, the angle formed between end face and the described back part of the described seat portion part of described article of furniture is more than 158 °。
3. linkage according to claim 1, wherein, the angle formed between end face and the described back part of the described seat portion part of described article of furniture is about 180 °。
4. linkage according to claim 1, wherein, the described flange extended laterally described in lifting linking member that lies low includes generally arcuate periphery and intersects with the body of approximate right angle with the described lifting linking member that lies low, wherein, when described article of furniture is positioned at stand up position, described cam pin is positioned at described flange and the point of intersection of described body, and, when described article of furniture moves from described stand up position to backward position, described cam pin moves along the arc-shaped circumference of described flange。
5. linkage according to claim 4, wherein, when described article of furniture is positioned at described stand up position, described cam pin and interacting of described smooth lifting linking member suppress stretching out of described soft stool linkage。
6. linkage according to claim 1, also include: be connected to the stop linkage of described seat portion supporting linkage and described backrest linkage device, described stop linkage includes stop arm, when described article of furniture moves from stand up position to backward position, described stop arm pivots downwards from the bottom of described article of furniture, to suppress the jigging motion of described article of furniture。
7. linkage according to claim 1, wherein, described article of furniture can be configured to three positions, and described three positions include the backward position that lies low that stand up position, the backward position that stretches out of described soft stool linkage and the described soft stool linkage that described soft stool linkage retracts stretches out。
8. linkage according to claim 1, wherein, described almost smooth seating surface is substantially flat to allow user cosily to lie on one's side。
9. linkage according to claim 1, wherein, the back rotation of described back support connecting rod causes at least some of rise of described seat portion bearing connecting rod。
10. linkage according to claim 1, wherein, assists the back rotation of described back support connecting rod by being connected to one or more springs of described linkage。
11. a position back-tilting type chair, described chair can be configured to smooth backward position via the linkage being arranged in described chair, described linkage includes: seat portion supporting linkage, described seat portion supporting linkage includes seat portion bearing connecting rod, there is the connection connecting rod of the cam pin that adjacent front end is arranged and the lifting linking member that lies low, the described lifting linking member that lies low is rotationally coupled to described seat portion bearing connecting rod at the pivotal point between first end and the second end of the described lifting linking member that lies low, described first end includes the flange extended laterally, described flange provides the cam face for engaging described cam pin, described second end includes the elongated aperture for being connected to back support connecting rod；Being pivotally coupled to the soft stool linkage of described seat portion supporting linkage, when described chair moves from stand up position, described soft stool linkage makes pedal stretch out from the front portion of described chair；And backrest linkage device, described backrest linkage device include being connected to described in lie low the back support connecting rod of described second end of lifting linking member；At least in part by the seat portion part of described seat portion bearing connecting rod supporting；And at least in part by the back part of described back support link supporting, wherein, the described pivotal point of the described lifting linking member that lies low be located so that described in lie low being rotated down of described first end of lifting linking member cause the described back support connecting rod back rotation of described backrest linkage device to be measured fully, described chair to be arranged in the smooth backward position with the almost smooth seating surface formed by described seat portion part, described back part and the pedal that stretches out。
12. chair according to claim 11, wherein, the described flange extended laterally described in lifting linking member that lies low includes generally arcuate periphery and intersects with the body of approximate right angle with the described lifting linking member that lies low, wherein, when described chair is positioned at stand up position, described cam pin is positioned at described flange and the point of intersection of described body, and, when described chair moves from described stand up position to backward position, described cam pin moves along the arc-shaped circumference of described flange。
13. chair according to claim 12, wherein, when described chair is positioned at described stand up position, described cam pin and interacting of described smooth lifting linking member suppress stretching out of described soft stool linkage。
14. chair according to claim 11, also include: be connected to the stop linkage of described seat portion supporting linkage and described backrest linkage device, described stop linkage includes stop arm, when described chair moves from stand up position to backward position, described stop arm pivots downwards from the bottom of linkage, to suppress the jigging motion of described chair。
15. a rocker-recliner formula chair, described chair can be configured to smooth backward position via the linkage being arranged in described chair, described linkage includes: seat portion supporting linkage, described seat portion supporting linkage includes seat portion bearing connecting rod and the lifting linking member that lies low, the described lifting linking member that lies low is rotationally coupled to described seat portion bearing connecting rod at the pivotal point between first end and the second end of the described lifting linking member that lies low, described second end includes the elongated aperture for being connected to back support connecting rod, described seat portion bearing connecting rod includes section after front linearity section and linearity；And, backrest linkage device, described backrest linkage device includes being connected to the second end of described smooth lifting linking member and is connected in parallel to the back support connecting rod of section after described linearity；Wherein, the described pivotal point of the described lifting linking member that lies low be located so that described in lie low lifting linking member described first end be rotated down the described back support connecting rod back rotation so that described backrest linkage device, the front linearity section of described seat portion bearing connecting rod is rotated down and after the linearity of described seat portion bearing connecting rod, section rotates up, wherein, described front linearity section is rotated down and after described linearity, section rotates up so that described chair is arranged in the smooth backward position with the almost smooth seating surface formed by seat portion part and back part at described pivotal point at described pivotal point, wherein, described back support connecting rod includes lower limb portion, described upper leg may be connected directly to the back part of described chair。
16. rocker-recliner formula chair according to claim 15, also include: be pivotally coupled to the soft stool linkage of described seat portion supporting linkage, when described chair moves from stand up position, described soft stool linkage makes pedal stretch out from the front portion of described chair, wherein, when described chair is positioned at described smooth backward position, described pedal extend out to the height roughly equal with the height of described seat portion part and described back part。
17. rocker-recliner formula chair according to claim 16, also include: for described chair to be actuated into the actuation lever of backward position from described stand up position。
18. rocker-recliner formula chair according to claim 17, wherein, described actuation lever causes the cam face of the lifting linking member that lies low described in cam pin edge to move the first distance by described linkage, and by user on described seat portion bearing connecting rod weight supply downward power cause described cam pin to move second distance along described cam face, thus being enough to make described soft stool linkage fully extended。
19. rocker-recliner formula chair according to claim 18, wherein, it is connected to the actuating of linkage described in one or more spring-assist of described linkage so that described cam pin moves along described cam face。
20. rocker-recliner formula chair according to claim 15, wherein, the power that the actuating of described linkage is supplied by the weight of user at least in part drives。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12/729,819 | 2010-03-23 | ||
| US12/729,819 US8449027B2 (en) | 2010-03-23 | 2010-03-23 | Full-flat recline linkage |
| PCT/US2011/029211 WO2011119490A1 (en) | 2010-03-23 | 2011-03-21 | Full-flat recline linkage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102905580A CN102905580A (en) | 2013-01-30 |
| CN102905580B true CN102905580B (en) | 2016-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201180025377.7A Expired - Fee Related CN102905580B (en) | 2010-03-23 | 2011-03-21 | Horizontal lying-type chaise longue linkage |
Country Status (8)
| Country | Link |
|---|---|
| US (2) | US8449027B2 (en) |
| EP (1) | EP2549905B1 (en) |
| CN (1) | CN102905580B (en) |
| AU (1) | AU2011232696B2 (en) |
| CA (1) | CA2793567A1 (en) |
| ES (1) | ES2539721T3 (en) |
| MX (1) | MX2012010965A (en) |
| WO (1) | WO2011119490A1 (en) |
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- 2011-03-21 AU AU2011232696A patent/AU2011232696B2/en not_active Ceased
- 2011-03-21 EP EP11759988.6A patent/EP2549905B1/en not_active Not-in-force
- 2011-03-21 CA CA2793567A patent/CA2793567A1/en not_active Abandoned
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2011119490A1 (en) | 2011-09-29 |
| US8757712B2 (en) | 2014-06-24 |
| EP2549905A4 (en) | 2014-03-19 |
| CN102905580A (en) | 2013-01-30 |
| EP2549905B1 (en) | 2015-05-27 |
| ES2539721T3 (en) | 2015-07-03 |
| AU2011232696A1 (en) | 2012-10-18 |
| AU2011232696B2 (en) | 2015-09-03 |
| US20130257111A1 (en) | 2013-10-03 |
| US8449027B2 (en) | 2013-05-28 |
| EP2549905A1 (en) | 2013-01-30 |
| US20110233972A1 (en) | 2011-09-29 |
| MX2012010965A (en) | 2013-06-28 |
| CA2793567A1 (en) | 2011-09-29 |
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